Record of decision : Umatilla National Forest invasive plants treatment project : Asotin, Columbia, Garfield, and Walla Walla counties in Washington; Grant, Morrow, Umatilla, Union, Wallowa, and Wheeler counties in Oregon.
- Forest management Umatilla National Forest (Or. and Wash.)
Invasive plants Integrated control Environmental aspects Umatilla National Forest (Or. and Wash.)
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